CN2461046Y

CN2461046Y - Assembling device for host board

Info

Publication number: CN2461046Y
Application number: CN 00262493
Authority: CN
Inventors: 吴振发
Original assignee: Mitac International Corp
Current assignee: Mitac International Corp
Priority date: 2000-12-12
Filing date: 2000-12-12
Publication date: 2001-11-21
Anticipated expiration: 2010-12-12

Abstract

The utility model discloses an assembling device for host boards, which is used for assembling a host board on a computer casing. A host board is provided with a plurality of penetrative through holes; the position corresponding to the through holes of the computer casing is provided with equal assembling components; the assembling component comprises a fixing pin arranged on the computer casing, and an elastic claw head; the diameter of the elastic claw head is greater than the hole diameter of the through holes in normal state; the diameter of the elastic claw head is in a reduction state under the action of pressure; the host board is assembled on the assembling components through the through holes. When the elastic claw head is penetrated into the through holes of the host board, the utility model utilizes the outward and downward reaction force for the fixing boards after the elastic claw head is pressed. The utility model has no need of tools when is used for assembling host boards.

Description

The motherboard coupling apparatus

The utility model relates to a kind of assembled configuration that is applied to motherboard and computer chassis, particularly relates to a kind of coupling apparatus that need not to use screw or any assembling tool.

A topmost circuit board (Circuit board) is referred to as motherboard (Motherboard in the middle of the computer system, M/B) or motherboard (Main board), motherboard has comprised primary memory (Main memory), central processing unit (CPU) and interface extension facility groove etc. on computer system; In the present visible motherboard, generally all be locked in the computer chassis with a plurality of screws, some is that a main frame grillage can be set in computer chassis, with screw motherboard is locked in the computer chassis again.

Just the production line with present actual assembled computer is an example, many workstations have been comprised on the production line, divide the work such as assembling or detection of being responsible in addition, wherein be to be responsible for motherboard is locked in the computer chassis in the workstation of assembling motherboard, and on motherboard, can lock four～six screws usually, therefore for the smoothness of production line, the work that locks four～six screws can be subdivided into two to three workstations again, two to three screws of each workstation locking, its working routine is: 1. the motherboard of getting the desire locking; 2. get screw; 3. get instrument (bottle opener or electric tool); 4. lock operation.

Though promote the automated production operation at present gradually, yet because the volume of computer chassis and little, the equipment of assembling is except that motherboard, also has Winchester disk drive, floppy drive, various interfaces, power supply unit, radiator fan etc., in little space, the mounter of a robotization of real difficult design carries out automated production, therefore the situation of above-mentioned actual production line still can't overcome, though and be not very big with screw as the cost that expends of part of assembling, yet a simple assembly working but must need loaded down with trivial details package program and most manpowers, is the greatest factor that influences production time and production cost.

In order to solve such problem, computermaker is all towards exempting from the screw assembling as R﹠D direction at present, as No. the 263105th, Taiwan patent announcement, this patent case has disclosed a kind of host computer board fixing structure, and this fixed sturcture utilizes clasp nail and fastening sheet that motherboard is assembled in the computer casing; No. 322169 patent case of Taiwan patent announcement and for example, this patent case has disclosed a kind of fixture construction of computer motherboard, and this fixture construction utilizes key and pedestal that motherboard is assembled in the computer casing; But at present visible exempt from the assembling mode structure of screw all comparatively complicated, for package program or production cost to improve effect still limited.

The purpose of this utility model is to provide a kind of motherboard coupling apparatus of using elements such as any assembling tool, screw more easily to assemble and to dismantle of need not.

The purpose of this utility model is to realize like this, a kind of motherboard coupling apparatus promptly is provided, be used for the motherboard assembling is fixed on computer casing, wherein, described motherboard is provided with a plurality of perforation that run through, be provided with the conjunction of equivalent in the position of the corresponding described perforation of described computer casing, described conjunction comprises fixed pin and the elastic claw head that is arranged at described computer chassis, described elastic claw head normality external diameter is greater than described piercing aperture, described elastic claw head external diameter is a deflated state under the pressure effect having, and described motherboard is assembled on the described conjunction by described perforation.

The advantage of the utility model device is, but it is provided with withstanding pressure and the elastic claw head of micro-deformation, thereby need not under any aid, can directly motherboard be fixed on the computer casing, thereby simplify package program significantly.

Below in conjunction with accompanying drawing, describe embodiment of the present utility model in detail, wherein:

Fig. 1 is a STRUCTURE DECOMPOSITION synoptic diagram of the present utility model;

Fig. 2 is a textural association synoptic diagram of the present utility model;

Fig. 3 A is the utility model first Assembly Action synoptic diagram;

Fig. 3 B is the utility model second Assembly Action synoptic diagram;

Fig. 3 C is the utility model the 3rd Assembly Action synoptic diagram.

As shown in Figure 1 and Figure 2, according to the disclosed motherboard integrated structure of the utility model, the structure of motherboard 10 in conjunction with computer casing 20 mainly is provided, wherein motherboard 10 is provided with primary memory, central processing unit and interface extension facility groove etc. to constitute a main circuit board of computer, is provided with a plurality of perforation 101 that run through motherboard 10 in the appropriate position of motherboard 10.

Computer casing 20 is provided with an accommodation space, for motherboard 10 and other peripheral interfaces and hardware device assembling (not shown), on the position of computer casing 20 for motherboard 10 combinations, 101 places are provided with the identical conjunction of quantity 21 corresponding to motherboard 10 perforation, wherein conjunction 21 is cylindrical haply, has a fixed pin 211 that is fixed on the computer chassis 20, fixed pin 211 has certain height, from computer casing 20 bottoms one gap is arranged to prop up motherboard 10, and the external diameter of fixed pin 211 is greater than the aperture of perforation 101, on fixed pin 211, vertically be extended with an elastic claw head 212 again, the external diameter of elastic claw head 212 is less than the external diameter of fixed pin 211, to form a supporting plane 213 on fixed pin 211; Elastic claw head 212 is constituted by being separated with spacing between multi-disc and constituting columned calvus 2121 again, elastic claw head 212 is an one central authorities external diameter than big not isometrical cylindric of two ends external diameter, so making elastic claw head 212 head ends is that an approaching face 2122, stage casing are that a blocking section 2123, bottom are a derivation face 2124 (as shown in Figure 3A), and the external diameter of wherein blocking section 2123 is larger than the aperture of the perforation 101 of motherboard 10; And multi-disc calvus 2121 has elasticity and utilize gap to each other and can draw close because of pressurized and dwindle the external diameter that is constituted, and it returns to normal when discharging external force.

As Fig. 3 A, Fig. 3 B, shown in Fig. 3 C, in the time of on computer casing 20, will assembling motherboard 10, with the perforation 101 of motherboard 10 corresponding to the conjunction on the computer casing 20 21, motherboard 10 moves towards conjunction 21, the approaching face 2122 of elastic claw head 212 can successfully utilize the hole wall of perforation 101 to force 2121 of calvus to be drawn close and reduced outside diameter each other, can be for perforation 101 by the blocking section 2123 of elastic claw head 212, make motherboard 10 can move to the supporting plane 213 of

conjunction

21,2121 of calvus can outwards reach and impose reacting force downwards and fix motherboard 10, and the blocking section 2123 of elastic claw head 212 will make motherboard 10 under no external force situation, can't break away from easily.

Otherwise, if when maintenance in the future or renewal motherboard 10, can directly motherboard 10 upwards be mentioned, the perforation 101 of motherboard 10 utilizes the derivation face compressing calvus 2121 of elastic claw head 212 to draw close and reduced outside diameter each other, can pass through the blocking section 2123 of elastic claw head 212 for perforation 101, and take out motherboard 10.

By above explanation, the utility model need not under the situation of any aid, can directly motherboard 10 be fixed on the conjunction 21 of computer casing, or break away from conjunction 21, can simplify package program significantly; In addition the designed conjunction 21 of the utility model on being set directly at computer casing 20, also can be arranged on (not shown) on the motherboard framework that motherboard 10 is installed.

In sum, according to the disclosed motherboard integrated structure of the utility model, on motherboard, be provided with a plurality of perforation, the position of corresponding perforation is provided with the conjunction of equivalent on computer casing or motherboard frame, wherein conjunction has a supporting plane, and vertically extends an elastic claw head on supporting plane, and the perforation of motherboard is depressed corresponding to the elastic claw head of conjunction, motherboard can be fixed on the computer casing, make assembling or dismounting all suitable easily.

Claims

1. motherboard coupling apparatus, be used for the motherboard assembling is fixed on computer casing, it is characterized in that, described motherboard is provided with a plurality of perforation that run through, be provided with the conjunction of equivalent in the position of the corresponding described perforation of described computer casing, described conjunction comprises fixed pin and the elastic claw head that is arranged at described computer chassis, described elastic claw head normality external diameter is greater than described piercing aperture, described elastic claw head external diameter is a deflated state under the pressure effect having, and described motherboard is assembled on the described conjunction by described perforation.

2. motherboard coupling apparatus as claimed in claim 1 is characterized in that, the external diameter of described fixed pin greater than described elastic claw head to form a supporting plane.

3. motherboard coupling apparatus as claimed in claim 1 is characterized in that, described elastic claw head is made of the calvus that is separated with spacing between multi-disc.

4. motherboard coupling apparatus as claimed in claim 1 is characterized in that, the central external diameter of described elastic claw head is bigger than the external diameter at its two ends, is that approaching face, stage casing are that blocking section, bottom are derivation face to form its head end.

5. motherboard coupling apparatus as claimed in claim 4 is characterized in that, described approaching face and derivation face external diameter are less than described piercing aperture, and described blocking section external diameter is greater than described piercing aperture.